Showing 1–25 of 25 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yoshio Sakai | Hitachi | 4 |
| 2 | Yujiro Takegawa | Tsudakoma | 2 |
| 2 | Tsutomu Sainen | Tsudakoma | 2 |
| 2 | Kiyoaki Mori | Tsudakoma Kogyo | 2 |
| 2 | Kyoichi Suguro | Kabushiki Kaisha Toshiba | 2 |
| #6 | Hirotsugu Suzuki | Sony | 1 |
| #6 | Toshiyuki Ueno | National University Corporation Kagawa University | 1 |
| #6 | Kunio Tsuda | Kabushiki Kaisha Toshiba | 1 |
| #6 | Yasuhiro Kawai | Fujitsu Limited | 1 |
| #6 | Michito Miyahara | Nippon Tungsten Co. | 1 |
| #6 | Takamitsu Fujimoto | Mitsubishi Electric | 1 |
| #6 | Toshitaka Noriki | — | 1 |
| #6 | Hisao Osaka | Komatsu Shisakusho | 1 |
| #6 | Kyushin Morita | Komatsu Shisakusho | 1 |
| #6 | Ichiro Hamano | Kao | 1 |
| #6 | Tatsuya Zenda | Komatsu Seiren Co. | 1 |
| #6 | Yoshinobu Tobe | Tsudakoma Kogyo | 1 |
| #6 | Hisao Kuse | Tsudakoma Kogyo | 1 |
| #6 | Masaki Murahama | Shibuya Kogyo Co. | 1 |
| #6 | Tsutomu Yoshii | Fujitsu Limited | 1 |
| #6 | Ichirou Hamano | Kao | 1 |
| #6 | Hiroki Shinzaki | — | 1 |
| #6 | Hidefumi Akamaru | Shibuya Kogyo Co. | 1 |
| #6 | Katsuji Tsuruyama | Shibuya Kogyo Co. | 1 |
| #6 | Hideki Banba | Tsudakoma Kogyo | 1 |